Actually, if mod_security is enabled on the server, and a reserved variable is contained in that file, mod security would serve the file as a blank file...

If you're saying that the content of the file on the server is blank, you may have to try re-uploading the file

I am a Web Development Contractor, I do not work for UBBCentral. I have provided free User to User Support since the beginning of these support forums.
Do you need Forum Install or Upgrade Services?
Forums: A Gardeners Forum
UBB.threads: UBBWiki, UBB Styles, UBB.Sitemaps
Longtime Supporter & Resident Post-A-Holic
VNC Web Services: Code Modifications, Upgrades, Styling, Coding Services, Disaster Recovery, and more!